The Tor Browser: comparison addon-sdk/source/test/test-system-input-output.js

comparison: addon-sdk/source/test/test-system-input-output.js

addon-sdk/source/test/test-system-input-output.js

branch: TOR_BUG_3246
changeset 7: 129ffea94266

equal deleted inserted replaced

--1:000000000000
+:5e0ac5b6d084
+/* This Source Code Form is subject to the terms of the Mozilla Public
+* License, v. 2.0. If a copy of the MPL was not distributed with this
+* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+"use strict";
+const { id: addonID, name: addonName } = require("sdk/self");
+const { Cc, Ci, Cu } = require("chrome");
+const { Loader, LoaderWithHookedConsole2 } = require("sdk/test/loader");
+const { InputPort } = require("sdk/input/system");
+const { OutputPort } = require("sdk/output/system");
+const { removeObserver, addObserver,
+notifyObservers } = Cc["@mozilla.org/observer-service;1"].
+getService(Ci.nsIObserverService);
+const { lift, start, stop, send } = require("sdk/event/utils");
+const isConsoleEvent = topic =>
+["console-api-log-event",
+"console-storage-cache-event"].indexOf(topic) >= 0;
+const message = x => ({wrappedJSObject: {data: x}});
+exports["test start / stop ports"] = assert => {
+const input = new InputPort({ id: Date.now().toString(32), initial: {data:0} });
+const topic = input.topic;
+assert.ok(topic.contains(addonID), "topics are namespaced to add-on");
+const xs = lift(({data}) => "x:" + data, input);
+const ys = lift(({data}) => "y:" + data, input);
+assert.deepEqual(input.value, {data:0}, "initila value is set");
+assert.deepEqual(xs.value, "x:0", "initial value is mapped");
+assert.deepEqual(ys.value, "y:0", "initial value is mapped");
+notifyObservers(message(1), topic, null);
+assert.deepEqual(input.value, {data:0}, "no message received on input port");
+assert.deepEqual(xs.value, "x:0", "no message received on xs");
+assert.deepEqual(ys.value, "y:0", "no message received on ys");
+start(xs);
+notifyObservers(message(2), topic, null);
+assert.deepEqual(input.value, {data:2}, "message received on input port");
+assert.deepEqual(xs.value, "x:2", "message received on xs");
+assert.deepEqual(ys.value, "y:2", "no message received on (not started) ys");
+notifyObservers(message(3), topic, null);
+assert.deepEqual(input.value, {data:3}, "message received on input port");
+assert.deepEqual(xs.value, "x:3", "message received on xs");
+assert.deepEqual(ys.value, "y:3", "message received on ys");
+notifyObservers(message(4), topic, null);
+assert.deepEqual(input.value, {data:4}, "message received on input port");
+assert.deepEqual(xs.value, "x:4", "message not received on (stopped) xs");
+assert.deepEqual(ys.value, "y:4", "message received on ys");
+stop(input);
+notifyObservers(message(5), topic, null);
+assert.deepEqual(input.value, {data:4}, "message note received on input port");
+assert.deepEqual(xs.value, "x:4", "message not received on (stopped) xs");
+assert.deepEqual(ys.value, "y:4", "message not received on (stopped) ys");
+};
+exports["test send messages to nsIObserverService"] = assert => {
+let messages = [];
+const { newURI } = Cc['@mozilla.org/network/io-service;1'].
+getService(Ci.nsIIOService);
+const output = new OutputPort({ id: Date.now().toString(32), sync: true });
+const topic = output.topic;
+const observer = {
+QueryInterface: function() {
+return this;
+},
+observe: (subject, topic, data) => {
+// Ignores internal console events
+if (!isConsoleEvent(topic)) {
+messages.push({
+topic: topic,
+subject: subject
+});
+}
+}
+};
+addObserver(observer, topic, false);
+send(output, null);
+assert.deepEqual(messages.shift(), { topic: topic, subject: null },
+"null message received");
+const uri = newURI("http://www.foo.com", null, null);
+send(output, uri);
+assert.deepEqual(messages.shift(), { topic: topic, subject: uri },
+"message received");
+function customSubject() {}
+send(output, customSubject);
+let message = messages.shift();
+assert.equal(message.topic, topic, "topic was received");
+assert.equal(message.subject.wrappedJSObject, customSubject,
+"custom subject is received");
+removeObserver(observer, topic);
+send(output, { data: "more data" });
+assert.deepEqual(messages, [],
+"no more data received");
+addObserver(observer, "*", false);
+send(output, { data: "data again" });
+message = messages.shift();
+assert.equal(message.topic, topic, "topic was received");
+assert.deepEqual(message.subject.wrappedJSObject,
+{ data: "data again" },
+"wrapped message received");
+removeObserver(observer, "*");
+send(output, { data: "last data" });
+assert.deepEqual(messages, [],
+"no more data received");
+assert.throws(() => send(output, "hi"),
+/Unsupproted message type: `string`/,
+"strings can't be send");
+assert.throws(() => send(output, 4),
+/Unsupproted message type: `number`/,
+"numbers can't be send");
+assert.throws(() => send(output, void(0)),
+/Unsupproted message type: `undefined`/,
+"undefineds can't be send");
+assert.throws(() => send(output, true),
+/Unsupproted message type: `boolean`/,
+"booleans can't be send");
+};
+exports["test async OutputPort"] = (assert, done) => {
+let async = false;
+const output = new OutputPort({ id: Date.now().toString(32) });
+const observer = {
+observe: (subject, topic, data) => {
+removeObserver(observer, topic);
+assert.equal(topic, output.topic, "correct topic");
+assert.deepEqual(subject.wrappedJSObject, {foo: "bar"}, "message received");
+assert.ok(async, "message received async");
+done();
+}
+};
+addObserver(observer, output.topic, false);
+send(output, {foo: "bar"});
+assert.throws(() => send(output, "boom"), "can only send object");
+async = true;
+};
+exports["test explicit output topic"] = (assert, done) => {
+const topic = Date.now().toString(32);
+const output = new OutputPort({ topic: topic });
+const observer = {
+observe: (subject, topic, data) => {
+removeObserver(observer, topic);
+assert.deepEqual(subject.wrappedJSObject, {foo: "bar"}, "message received");
+done();
+}
+};
+assert.equal(output.topic, topic, "given topic is used");
+addObserver(observer, topic, false);
+send(output, {foo: "bar"});
+};
+exports["test explicit input topic"] = (assert) => {
+const topic = Date.now().toString(32);
+const input = new InputPort({ topic: topic });
+start(input);
+assert.equal(input.topic, topic, "given topic is used");
+notifyObservers({wrappedJSObject: {foo: "bar"}}, topic, null);
+assert.deepEqual(input.value, {foo: "bar"}, "message received");
+};
+exports["test receive what was send"] = assert => {
+const id = Date.now().toString(32);
+const input = new InputPort({ id: id, initial: 0});
+const output = new OutputPort({ id: id, sync: true });
+assert.ok(input.topic.contains(addonID),
+"input topic is namespaced to addon");
+assert.equal(input.topic, output.topic,
+"input & output get same topics from id.");
+start(input);
+assert.equal(input.value, 0, "initial value is set");
+send(output, { data: 1 });
+assert.deepEqual(input.value, {data: 1}, "message unwrapped");
+send(output, []);
+assert.deepEqual(input.value, [], "array message unwrapped");
+send(output, null);
+assert.deepEqual(input.value, null, "null message received");
+send(output, new String("message"));
+assert.deepEqual(input.value, new String("message"),
+"string instance received");
+send(output, /pattern/);
+assert.deepEqual(input.value, /pattern/, "regexp received");
+assert.throws(() => send(output, "hi"),
+/Unsupproted message type: `string`/,
+"strings can't be send");
+assert.throws(() => send(output, 4),
+/Unsupproted message type: `number`/,
+"numbers can't be send");
+assert.throws(() => send(output, void(0)),
+/Unsupproted message type: `undefined`/,
+"undefineds can't be send");
+assert.throws(() => send(output, true),
+/Unsupproted message type: `boolean`/,
+"booleans can't be send");
+stop(input);
+};
+exports["-test error reporting"] = function(assert) {
+let { loader, messages } = LoaderWithHookedConsole2(module);
+const { start, stop, lift } = loader.require("sdk/event/utils");
+const { InputPort } = loader.require("sdk/input/system");
+const { OutputPort } = loader.require("sdk/output/system");
+const id = "error:" + Date.now().toString(32);
+const raise = x => { if (x) throw new Error("foo"); };
+const input = new InputPort({ id: id });
+const output = new OutputPort({ id: id, sync: true });
+const xs = lift(raise, input);
+assert.equal(input.value, null, "initial inherited");
+send(output, { data: "yo yo" });
+assert.deepEqual(messages, [], "nothing happend yet");
+start(xs);
+send(output, { data: "first" });
+assert.equal(messages.length, 4, "Got an exception");
+assert.equal(messages[0], "console.error: " + addonName + ": \n",
+"error is logged");
+assert.ok(/Unhandled error/.test(messages[1]),
+"expected error message");
+loader.unload();
+};
+exports["test unload ends input port"] = assert => {
+const loader = Loader(module);
+const { start, stop, lift } = loader.require("sdk/event/utils");
+const { InputPort } = loader.require("sdk/input/system");
+const id = "unload!" + Date.now().toString(32);
+const input = new InputPort({ id: id });
+start(input);
+notifyObservers(message(1), input.topic, null);
+assert.deepEqual(input.value, {data: 1}, "message received");
+notifyObservers(message(2), input.topic, null);
+assert.deepEqual(input.value, {data: 2}, "message received");
+loader.unload();
+notifyObservers(message(3), input.topic, null);
+assert.deepEqual(input.value, {data: 2}, "message wasn't received");
+};
+require("sdk/test").run(exports);